Home / 26,639.81-39,948.08-14,156.82

Finding the Fourth Proportional to 26,639.81, 39,948.08 and 14,156.82

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Solution

The fourth proportional to 26,639.81, 39,948.08 and 14,156.82 is: 21,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.81 : 39,948.08 = 14,156.82 : x
  2. Step 2: Convert to fraction form
    26,639.81/39,948.08 = 14,156.82/x
  3. Step 3: Cross multiply
    26,639.81x = 39,948.08 × 14,156.82
  4. Step 4: Simplify right side
    26,639.81x = 565,537,707.12
  5. Step 5: Solve for x
    x = 565,537,707.12/26,639.81
  6. Step 6: Final answer
    x = 21,229.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.